1  #import <CoreGraphics/CGDirectDisplay.h>
2  #import <CoreGraphics/CoreGraphicsExport.h>
3  
4  typedef uint32_t CGDisplayFadeReservationToken;
5  typedef float CGDisplayBlendFraction;
6  typedef float CGDisplayFadeInterval;
7  typedef float CGDisplayReservationInterval;
8  
9  COREGRAPHICS_EXPORT CGError CGDisplayFade(CGDisplayFadeReservationToken token, CGDisplayFadeInterval duration, CGDisplayBlendFraction startBlend, CGDisplayBlendFraction endBlend, float redBlend, float greenBlend, float blueBlend, boolean_t synchronous);